The helicopter principle
Posted: 12 Jul 2023, 02:37
We heard on a recent TV documentary that the Aboriginal man on our $50 note crossed two boomerangs and mounted them on a shaft.
He spun the shaft between his hands, and the device rose, as does a helicopter.
More of his milestones are listed on the following link:
https://www.sbs.com.au/nitv/the-point/a ... /u2dx054gn
He spun the shaft between his hands, and the device rose, as does a helicopter.
More of his milestones are listed on the following link:
https://www.sbs.com.au/nitv/the-point/a ... /u2dx054gn